Family Tree:
Dinosauria
Ornithischia
Genasauria
Neornithischia
Cerapoda
Ornithopoda
Iguanodontia
Ankylopollexia
Styracosterna
Iguanodontoidea
Hadrosauriformes
Dinosauria
Ornithischia
Genasauria
Neornithischia
Cerapoda
Ornithopoda
Iguanodontia
Ankylopollexia
Styracosterna
Hadrosauriformes
Pronunciation: i-GWAHN-o-don-TOY-dee-uh
Author: Hay
Year: 1902
Meaning: Iguanodon-like
Locomotion: Primarily bipedal (two legs)
Status: Synonymous with Hadrosauriformes
Author: Hay
Year: 1902
Meaning: Iguanodon-like
Locomotion: Primarily bipedal (two legs)
Status: Synonymous with Hadrosauriformes
Definition:
Inactive
About
Iguanodontoidea is/was the same as Hadrosauriformes. Paul Sereno replaced the former with the latter in 1997 to avoid the confusion of having one taxon (Iguanodontoidea) contain another one (Hadrosauroidea) with the same "-oidea" suffix. References
David B. Norman (2004) "Basal Iguanodontia" in "The Dinosauria: 2nd Edition". /uk.